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["KW",1,"Montag ",null,"2025-12-29",null,"Dienstag",null,"2025-12-30",null,"Mittwoch",null,"2025-12-31",null,"Donnerstag",null,"2026-01-01",null,"Freitag",null,"2026-01-02"]
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[null,null,"Suche alle Datumsangaben in Reihe 1. Wenn diese im Array vorhanden sind, färbe die jeweiligen Bereich unterhalb ein."]

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["Neujahr","2026-01-01"]
["Heilige drei Könige","2026-01-06"]
["Altweiber","2026-02-12"]
["Rosenmontag","2026-02-16"]
["Aschermittwoch","2026-02-18"]
["Sommerzeit","2026-03-29"]
["Karfreitag","2026-04-03"]
["Ostersonntag","2026-04-05"]
["Ostermontag","2026-04-06"]
["Tag der Arbeit","2026-05-01"]
["Muttertag","2026-05-10"]
["Himmfahrt","2026-05-14"]
["Pfingstsonntag","2026-05-24"]
["Pfingsmontag","2026-05-25"]
["Fronleichnam","2026-06-04"]
["Tag der deut. Einheit","2026-10-03"]
["Winterzeit","2026-10-25"]
["Allerheilgen","2026-11-03"]
["Volkstrauertag","2026-11-15"]
["Buß- und Bettag","2026-11-18"]
["Totensonntag","2026-11-22"]
["1. Advent","2026-11-29"]
["2. Advent","2026-12-06"]
["3. Advent","2026-12-13"]
["4. Advent","2026-12-20"]
["Heiligabend","2026-12-24"]
["1. Weihnachsfeiertag","2026-12-25"]
["2. Weihnachtsfeiertag","2026-12-26"]
["Sylvester","2026-12-31"]